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-rw-r--r--arch/sh/kernel/cpu/clock.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c
index 2ced20f870d..0a7755cc8a2 100644
--- a/arch/sh/kernel/cpu/clock.c
+++ b/arch/sh/kernel/cpu/clock.c
@@ -265,20 +265,27 @@ EXPORT_SYMBOL_GPL(clk_set_rate);
int clk_set_rate_ex(struct clk *clk, unsigned long rate, int algo_id)
{
int ret = -EOPNOTSUPP;
+ unsigned long flags;
- if (likely(clk->ops && clk->ops->set_rate)) {
- unsigned long flags;
+ spin_lock_irqsave(&clock_lock, flags);
- spin_lock_irqsave(&clock_lock, flags);
+ if (likely(clk->ops && clk->ops->set_rate)) {
ret = clk->ops->set_rate(clk, rate, algo_id);
- if (ret == 0) {
- if (clk->ops->recalc)
- clk->rate = clk->ops->recalc(clk);
- propagate_rate(clk);
- }
- spin_unlock_irqrestore(&clock_lock, flags);
+ if (ret != 0)
+ goto out_unlock;
+ } else {
+ clk->rate = rate;
+ ret = 0;
}
+ if (clk->ops && clk->ops->recalc)
+ clk->rate = clk->ops->recalc(clk);
+
+ propagate_rate(clk);
+
+out_unlock:
+ spin_unlock_irqrestore(&clock_lock, flags);
+
return ret;
}
EXPORT_SYMBOL_GPL(clk_set_rate_ex);